so what changes do the law -- to the law are you looking for? >> well, i mean i don't know that, for example, requiring universal background checks would have changed what would have happened in aurora specifically, but i mean aurora and columbine, those are the big named shootings that we talk about every day, but kids are dying on the streets in chicago every day and law enforcement had told us that the best way to reduce the number of people who are dying across this country from gun violence is to require background checks. i mean 40% of guns sold in this country don't require a background check under federal law because they're sold privately. i think some people don't know that. >> what do you say to people who suggest that gun control is really irrelevant to mass shootings because the perpetrators will always find a way to get around the laws if they really want to, maybe they'll steal a gun, find a gun, whatever it snies you know, there's always going to be black market or, you know, a secondary market for guns, no matter how much we reg